4278200

素因数分解:

$2^3\times 5^2\times {\mathrm{21391}}^1$

素因数の和:21407

約数の個数: 24

約数和(自身を含む): 9947280

約数和(自身を除く): 5669080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 21391, 42782, 85564, 106955, 171128, 213910, 427820, 534775, 855640, 1069550, 2139100, 4278200]

約数ペア:

[(1, 4278200), (2, 2139100), (4, 1069550), (5, 855640), (8, 534775), (10, 427820), (20, 213910), (25, 171128), (40, 106955), (50, 85564), (100, 42782), (200, 21391)]